Convert a bunch of OwnPtrs on Page to std::unique_ptrs
Created attachment 212950 [details] Patch
Comment on attachment 212950 [details] Patch Attachment 212950 [details] did not pass efl-wk2-ews (efl-wk2): Output: http://webkit-queues.appspot.com/results/2722148
Committed r156660: <http://trac.webkit.org/changeset/156660>